floxif | 924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 12:41

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General

Target

924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe
Size

278KB
MD5

92673830419e7dcf292f3583cebb032f
SHA1

645ef3434e7e9773bce24c91883c8363b9568a9e
SHA256

924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798
SHA512

87294a2fbeada705a703347e5f871c6d32abe8c489e94c24a6971f54a4b7c779fe4fe14d82ee798514516761c7fdc65b2b69cc575d32737d9e8f401b34651bc3
SSDEEP

6144:1AWBfkTC3dM7B+mCHIBV+UdvrEFp7hKnF:1AWBfky6B+mCoBjvrEH72F

Score

10^/10

floxif backdoor discovery trojan upx

Malware Config

Signatures

Floxif family
floxif
Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
backdoor trojan floxif

Detects Floxif payload 1 IoCs

backdoor

resource	yara_rule
behavioral1/files/0x0008000000012102-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0008000000012102-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2764	924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2764-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x0008000000012102-1.dat	upx
behavioral1/memory/2764-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2764	924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe

C:\Users\Admin\AppData\Local\Temp\924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe
"C:\Users\Admin\AppData\Local\Temp\924eff69e3f9a9828f21ba6ee16c2be712e0dcc55febc154e42b4926864db798.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2764-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2764-5-0x0000000000190000-0x00000000001C5000-memory.dmp

Filesize
212KB

Download
memory/2764-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download